Use of a modified Boari flap for the treatment of a proximal ureteral obstruction in a cat

摘要: Objective To describe the use and long term outcome of a novel surgical technique developed to treat proximal ureteral obstruction in cat. Study design Case report. Animals A 3-year-old female spayed Russian blue Methods cat presented with fever, decreased appetite, vomiting, abdominal discomfort. left was noted on ultrasonographic examination. No filling defect antegrade pyelography. Due location obstruction, modification Boari flap performed. In current technique, ureter cut level distal resected. created ventral surface bladder, end pulled through flap, ureteroneocystostomy The bladder closed simple interrupted pattern. Results At re-evaluation 2 4 weeks after surgery, azotemia had resolved. According ultrasonography, site appeared be healing, pelvic dilation One year later, continued do well, no lower urinary tract signs abnormality blood tests or ultrasonography. Conclusion tubularized originally described by modified create tension-free ureteroneocystostomy, without complication. This relied surrounding native tissues resulted long-term resolution obstruction. Clinical significance can lead cats, requiring stents permanent implants.